MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Tritium
Hydrogen-3, an isotope of hydrogen. Tritium is a long-lived weak emitter of radiation and can be easily incorporated in large molecules such as DNA, and is therefore much used for autoradiography in the laboratory
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Show more- Alagille syndrome Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn…
- Tricuspid Having three flaps or cusps. The valve that is called the tricuspid valve is situated between the right…
- Vaccination, yellow fever A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Acoustic neurofibromatosis See: Neurofibromatosis type 2
- Hallux varus An inward bending (varus) of the joint of the big toe (the hallux).
- EOG Electro-oculography. A type of electrophysiologic retinal testing
- Skin graft, pinch A graft technique in which very small squares of skin are attached to the area needing coverage, in hopes…
- Interpersonal therapy A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and…
- MST A multiple subpial transection (MST) is a procedure is used to help control seizures that begin in areas of…
- Keratectomy, photorefractive (PRK) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Vaccine, killed polio See: Polio vaccine, inactivated
- Hernia, hiatus Protrusion of the stomach up into the opening normally occupied by the esophagus in the diaphragm, the great…